National Biodiversity Data Centre:
Butterflies - Irish Butterfly Monitoring Scheme, 2015-08-13.
Accessed via http://www.gbif.org/dataset/a3b160c7-a6e5-4b56-913c-e11b0c465c67 on 2015-10-09
Copyright 2015, National Biodiversity Data Centre, Waterford, Ireland. The information is free to use by individuals provided the owners of the data are acknowledged in any use of publication, or that the use of the data is cited in the following format - 'Data from the Butterflies - Irish Butterfly Monitoring Scheme dataset held by the National Biodiversity Data Centre www.biodiversityireland.ie, [insert date]'